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<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <link rel="stylesheet" href="layui/css/layui.css"  media="all">
    <title>B站学习测试</title>
</head>
<body>
    <button type="button" class="layui-btn layui-btn-normal">百搭按钮</button>
    <div class="layui-btn-container">  
        <button type="button" class="layui-btn layui-btn-lg">大型按钮</button>
        <button type="button" class="layui-btn">默认按钮</button>
        <button type="button" class="layui-btn layui-btn-sm">小型按钮</button>
        <button type="button" class="layui-btn layui-btn-xs">迷你按钮</button>
      </div> 
       
      <div class="layui-btn-container">
        <button type="button" class="layui-btn layui-btn-lg layui-btn-normal">大型按钮</button>
        <button type="button" class="layui-btn layui-btn-normal">默认按钮</button>
        <button type="button" class="layui-btn layui-btn-sm layui-btn-normal">小型按钮</button>
        <button type="button" class="layui-btn layui-btn-xs layui-btn-normal">迷你按钮</button>
      </div>
       
      <div class="layui-btn-container">
        <button type="button" class="layui-btn layui-btn-primary layui-btn-lg">大型按钮</button>
        <button type="button" class="layui-btn layui-btn-primary">默认按钮</button>
        <button type="button" class="layui-btn layui-btn-primary layui-btn-sm">小型按钮</button>
        <button type="button" class="layui-btn layui-btn-primary layui-btn-xs">迷你按钮</button>
      </div>
       
      <div style="width: 370px; margin: 0;">
        <button type="button" class="layui-btn layui-btn-fluid">流体按钮（即宽度最大化适应）</button>
      </div>
</body>
</html>